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Zip Code 53172 — South Milwaukee, WI

53172 is a ZIP Code associated with South Milwaukee, WI, located within Milwaukee. The postal region supports an estimated population of 20,442 residents across Data Pending housing units, with a population density of 1,634.6 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.911970, -87.862660)

Data MetricLocal Statistic
Postal / Zip Code53172
Primary CitySouth Milwaukee
State / ProvinceWI
CountyMilwaukee
Total Population20,442
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,634.6 people/sq mi
TimezoneAmerica/Chicago

How 53172 Compares

MetricZIP 53172Milwaukee CountyWI State Average
Population20,442926,4695,914,913
Median IncomeData PendingN/AN/A
Population Density1,634.6 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 53110Cudahy2.4 mi17,853N/A
Zip 53154Oak Creek2.9 mi37,325N/A
Zip 53235Saint Francis4.2 mi9,004N/A
Zip 53207Milwaukee4.6 mi34,313N/A
Zip 53221Milwaukee5.0 mi38,044N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →